According to data from HM Land Registry, 79, Grasmere Gardens, Harrow sits on a plot of 292 m².

We have plot size data on 46 out of 46 other houses in the postcode and 79, Grasmere Gardens, Harrow sits on the 42nd largest plot.

79, Grasmere Gardens, Harrow has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 08 Jul 2016.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 79, Grasmere Gardens, Harrow was last sold on 21st October 2025 for £738,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since October 2025, the market for similar properties has risen by 4.4%.

• Sold Oct 2025£738,000
• Sold Nov 2016£525,000

According to the Land Registry and our network of Estate Agents, there have been 180 sales of properties similar to 79, Grasmere Gardens, Harrow within a radius of 520 metres since 2018.

The most recent example is 21, Beaufort Avenue, Harrow, HA3 8PF, a freehold house which sold for £587,750 on the 24th April 2026.

Read more about house prices in HA3.

• Sold Apr 2026£587,750 | 4 Bed House21, Beaufort Avenue, Harrow, HA3 8PF21, Beaufort Avenue, Harrow, HA3 8PF
• Sold Mar 2026£635,000 | 4 Bed House52, Radcliffe Road, Harrow, HA3 7QB52, Radcliffe Road, Harrow, HA3 7QB
• Sold Oct 2025£620,000 | 4 Bed House39, Talbot Road, Harrow, HA3 7QQ39, Talbot Road, Harrow, HA3 7QQ
• Sold Feb 2025£553,000 | 4 Bed House4, Borrowdale Avenue, Harrow, HA3 7PZ4, Borrowdale Avenue, Harrow, HA3 7PZ
• Sold Dec 2024£550,000 | 4 Bed House28, Borrowdale Avenue, Harrow, HA3 7PZ28, Borrowdale Avenue, Harrow, HA3 7PZ
• Sold Oct 2024£660,000 | 4 Bed House221, Kenmore Avenue, Harrow, HA3 8PD221, Kenmore Avenue, Harrow, HA3 8PD
• Sold Sep 2024£665,000 | 4 Bed House3, Irvine Avenue, Harrow, HA3 8QE3, Irvine Avenue, Harrow, HA3 8QE
• Sold May 2024£487,500 | 4 Bed House85, Radcliffe Road, Harrow, HA3 7QA85, Radcliffe Road, Harrow, HA3 7QA
• Sold Dec 2023£625,000 | 4 Bed House8, Borrowdale Avenue, Harrow, HA3 7PZ8, Borrowdale Avenue, Harrow, HA3 7PZ
• Sold Sep 2023£573,000 | 4 Bed House41, Grasmere Gardens, Harrow, HA3 7PS41, Grasmere Gardens, Harrow, HA3 7PS
• Sold Jul 2023£627,500 | 4 Bed House169, Kenmore Avenue, Harrow, HA3 8PB169, Kenmore Avenue, Harrow, HA3 8PB
• Sold Jul 2023£540,000 | 4 Bed House179, Kenmore Avenue, Harrow, HA3 8PB179, Kenmore Avenue, Harrow, HA3 8PB
• Sold Jul 2023£663,000 | 4 Bed House31, Radcliffe Road, Harrow, HA3 7QA31, Radcliffe Road, Harrow, HA3 7QA
• Sold Feb 2022£620,000 | 4 Bed House149, Kenmore Avenue, Harrow, HA3 8PB149, Kenmore Avenue, Harrow, HA3 8PB
• Sold Dec 2021£545,000 | 4 Bed House50, Borrowdale Avenue, Harrow, HA3 7PZ50, Borrowdale Avenue, Harrow, HA3 7PZ
• Sold Jun 2021£580,000 | 4 Bed House21, Irvine Avenue, Harrow, HA3 8QE21, Irvine Avenue, Harrow, HA3 8QE
• Sold Jun 2021£560,000 | 4 Bed House211, Kenmore Avenue, Harrow, HA3 8PB211, Kenmore Avenue, Harrow, HA3 8PB
• Sold Jul 2020£620,000 | 4 Bed House171, Kenmore Avenue, Harrow, HA3 8PB171, Kenmore Avenue, Harrow, HA3 8PB
• Sold Jan 2019£435,000 | 4 Bed House54, Radcliffe Road, Harrow, HA3 7QB54, Radcliffe Road, Harrow, HA3 7QB
• Sold Feb 2018£572,000 | 4 Bed House181, Kenmore Avenue, Harrow, HA3 8PB181, Kenmore Avenue, Harrow, HA3 8PB

Grasmere Gardens, Harrow, HA3 has a total of 85 addresses. According to our analysis of all the public data, 79, Grasmere Gardens, Harrow is the 36th largest and the 42nd most expensive property on the street.

When compared to the postcode district it is £80k more expensive than the average property in HA3.

• St Joseph's Catholic Primary School

  200 m away
• Belmont School

  400 m away
• Priestmead Primary School and Nursery

  500 m away

• The Sacred Heart Language College

  1.0 km away
• Salvatorian Roman Catholic College

  1.2 km away
• Park High School

  1.4 km away

• Harrow & Wealdstone

  |

  1.0 km away
• Kenton

  |

  1.8 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.